fklcarlb的部落格

As we started the jut out over of our web site, we knew that the proprietary package costs would be too soaring for our pecuniary reserves. Our merely risk after was to bring in use of Open Source Code softwares.

However, in the Open Source Code location are lots of softwares to decide from, and it´s up to the association analyst/programmer to select the ones that privileged case the hang over goals.

In our case, we picked Linux as our operational grouping. However we round-faced a big question: Which Linux broadcasting ? There are lots of unix system distributions, each one with specialised advantages, sometimes with or lacking compensated work.

Entry:

We chose unix system Slackware because we consideration that it would case amended our needs, in position of firmness and unassailability. Slackware is a predictable distribution, pregnant that it solitary offers in its spreading bunch meat versions and tertiary celebration libraries, sometime it´s been established to be stabile and constant. As a result, Slackware is one the peak stable Linux operating convention on the marketplace. If the mortal wishes the peak new Linux kernel and libraries, we advise to face for a several diffusion.

Another defence for us production Slackware, was because of its essay interface, which at the origin may get a bit difficult, in the extensive run withal it offers a finer penetration of the Linux environment. This way best of Slackware configurations are done finished text scripts.

Once it was set the operating system, we picked Apache as our web server. Apache is one of the furthermost touristed web server in the internet. For restaurant attendant programming language, we chose PHP. Also, a deeply popular with programing dialect. Our experience next to Apache/PHP proves that this apparatus is amazingly reliable, valid awfully powerfully in our amount produced state of affairs. For digital computer scheduling language, we chose javascript, which in any case of having a elemental syntax, it offers tons of reserves.

Other patterns:

Apache web waiter is really a realized web waiter. Also, it can change state severely difficult next to various arrangement setups.

For our database, we picked Postgresql. This info has been made untaken to the exoteric for much than 15 years, and besides of someone powerfully debugged, it offers so copious reserves that it has get one of the world-class info options from Open Source Code softwares. Extremely reliable, Postgresql has reported cases where location have been databases in yield near ended 4 terabytes. Besides all of that, Postresql is not the best desirable Open Source Code information. A concern of mercantilism ? Probably.

As for the programming prose PHP, we had to use an protest orientating submission scaffold. There are numerous PHP standing structures woman offered next to Open Source Code legal document. Object oriented submission is incredibly important, because it makes planning remarkably graceful and climbable up to the element where the complex may spring minus many a problems. Also, it helps to livelihood PHP attitude broken up from HTML, near the facilitate of more than a few special libraries, specified as Smarty. We trade name use of Smarty room and we understand that it is a especially celebrated resource, which can even take home web pages faster through with the use of its storage space functions.

Also a precise main set of libraries assessment mentioning for PHP systems, is the PEAR libraries. In PEAR web site, among the many libraries someone offered, in that are the database interface DB and the MAIL_QUEUE, which sends emails done the use of information.

As we came to the end of our project, we had to use several sort of existing clip information replication. For that we chose the DRBD and Heartbeat libraries. The use of information reproduction is especially all-important and should not be postponed. Just after 3 months our scheme got into production, our waiter complex saucer became bad. Thru the use of DRBD/Heartbeat we were able to put the set-up hindmost into industry inside seconds, in need losing any assemblage. DRBD/Heartbeat reproduction is through done the use of a lan grating linking the waiter and slaveholding nodes.

Our undertaking too makes use of ImageMagick (enlarge and curtail metaphors), Iptables (firewall), Tsearch2(text investigate in portgresql) and Mon (linux observance tasks).

Also a tremendously primary room meriting mentioning is the counterfeit APC author for PHP. Speed is e'er a critical cause for cyberspace sites.

Our web holiday camp is but in harvest and supported upon our experience we can say that the Open Source Code softwares we picked, evidenced to be particularly loyal and firm. Open Source Code softwares can certainly be an super route for embryonic web sites.

A little sample:

Roberto Sedycias
IT Consultant

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